X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=configure.in;h=9a980eaa0ce57273e04914ddca4dcaed2e7957d1;hb=8ad151aa410529ef1d122b887d89f8ad13edbc29;hp=cf3bbdc9d6c02d5a1604e2a36f9448304027808c;hpb=d3e542e79b851bab1b4cc7482694d413c42c6e63;p=dump.git

diff --git a/configure.in b/configure.in
index cf3bbdc..9a980ea 100644
--- a/configure.in
+++ b/configure.in
@@ -82,6 +82,33 @@ echo "Compiling rmt by default"
 )
 AC_SUBST(RMTDIR)
 
+dnl
+dnl Handle --enable-ermt
+dnl
+AC_ARG_ENABLE([ermt],
+[  --enable-ermt              compile ermt, an encrypting version of rmt (default is NO)],
+if test "$enableval" = "no"
+then
+	ERMT=""
+	CRYPTO=""
+	echo "Not compiling ermt"
+else
+	if test "$RMTDIR" = ""
+	then
+		AC_MSG_ERROR(ermt requires --enable-rmt)
+	fi
+	ERMT="ermt"
+	CRYPTO="-lcrypto"
+	echo "Compiling ermt"
+fi
+,
+ERMT=""
+CRYPTO=""
+echo "Not compiling ermt by default"
+)
+AC_SUBST(ERMT)
+AC_SUBST(CRYPTO)
+
 dnl
 dnl Handle --enable-kerberos
 dnl
@@ -453,6 +480,17 @@ if test "$ac_cv_func_glob" = "yes"; then
 	])
 fi
 
+dnl
+dnl Check for OpenSSL, for ermt
+dnl
+if test "$ERMT" != ""; then
+	AC_CHECK_HEADER(openssl/evp.h, [evp_h=yes], [evp_h=no])
+	AC_CHECK_LIB(crypto, EVP_CIPHER_CTX_set_padding, [crypto_lib=yes], [crypto_lib=no])
+	if test "$evp_h" = no -o "$crypto_lib" = no; then
+		AC_MSG_ERROR(You need to install the OpenSSL library (version 0.9.7a or later), or configure without --enable-ermt)
+	fi
+fi
+
 dnl
 dnl Check for types
 dnl